.TH EXIT 2 .SH NAMEexit \- terminate process.SH SYNOPSIS.B exit(status).br.B int status;.PP.B _exit(status).br.B int status;.SH DESCRIPTION.I Exitis the normal means of terminating a process..I Exitcloses all the process's files and notifies the parent processif it is executing a.IR wait .The low-order 8 bits of .I statusare available to the parent process..PPThis call can never return..PPThe C function.I exitmay cause cleanup actions before thefinal `sys exit'.The function.I _exitcircumvents all cleanup..SH "SEE ALSO"wait(2).SH ASSEMBLER(exit = 1.).br(status in r0).br.B sys exit